A186730 - cp's OEIS frontend

A186730 Number of n-element subsets that can be chosen from {1,2,...,2*n^2} having element sum n^3.

n	a(n)
0	1
1	1
2	3
3	36
4	785
5	26404
6	1235580
7	74394425
8	5503963083
9	484133307457
10	49427802479445
11	5750543362215131
12	751453252349649771
13	109016775078856564392
14	17391089152542558703435
15	3026419470005398093836960
16	570632810506646981058828349
17	115900277419940965862120360831

[1, 1, 3, 36, 785, 26404, 1235580, 74394425, 5503963083, 484133307457, 49427802479445, 5750543362215131, 751453252349649771, 109016775078856564392, 17391089152542558703435, 3026419470005398093836960, 570632810506646981058828349, 115900277419940965862120360831]

cp's OEIS Frontend

A186730 Number of n-element subsets that can be chosen from {1,2,...,2*n^2} having element sum n^3.

Table of values

List of values